The sa node <u>spontaneously</u> fires at regular intervals.
<h3>What is SA node?</h3>
SA node; an accronym for sinoatrial node is a mass of specialized issue situated in the heart; specifically in the right upper chamber of the heart.
This sinoatrial node help the heart generates electrical stimulus regularly usually between 60 to 100 times per every minutes
<h3>What is heart?</h3>
The heart is a muscular organ and the only organ in the known which helps to pump blood to various parts of the body
- Helps in the mentenance of blood pressure
- It helps to pump oxygenated blood
- It helps to transfer hormones
- Helps to receive deoxygenated blood as well
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It’s 30 because think about i dont know i just need points for Brainly DONT use this answer
The cranial bones are bones that surround and protect our brain. In infants, the cranium is composed of different separate cranial bones.
- The bone that exists as five separate bones when you are an infant is the CRANIUM.
- The major bones (bony plates) that form the cranium of an infant (newborn) are 2 frontal bones, 2 parietal bones and one (1) occipital bone.
- Subsequently, bony plates are joined to each other by a fibrous joint called a suture.
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Answer: Employers have a responsibility to clearly communicate hazards and mark all hazards with the appropriate warning symbols
Explanation:
The statement that best describes why they display the symbol and the biohazard marking is because employers have a responsibility to clearly communicate hazards and mark all hazards with the appropriate warning symbols.
Since the boxes are labelled as hazardous, accidents can be prevented as one will clearly be aware not to go close to the hazard. Also, in some cases if an accident occur without people knowing that a hazard is there, the employer may end up paying a hefty fine for this and this has been prevented with the prior warnings.
